Robert Maillart's bridges; the art of engineering

MLA

Billington, D. P. Robert Maillart's Bridges; the Art of Engineering. New Yersey: Princeton University Press, 1979.

APA

Billington, D. P. (1979). Robert Maillart's bridges; the art of engineering. New Yersey: Princeton University Press.

Chicago

Billington, D. P. Robert Maillart's Bridges; the Art of Engineering. New Yersey: Princeton University Press, 1979.